Home / 14,099.37-19,456.30-7,724.70

Finding the Fourth Proportional to 14,099.37, 19,456.30 and 7,724.70

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Solution

The fourth proportional to 14,099.37, 19,456.30 and 7,724.70 is: 10,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.37 : 19,456.30 = 7,724.70 : x
  2. Step 2: Convert to fraction form
    14,099.37/19,456.30 = 7,724.70/x
  3. Step 3: Cross multiply
    14,099.37x = 19,456.30 × 7,724.70
  4. Step 4: Simplify right side
    14,099.37x = 150,293,944.71
  5. Step 5: Solve for x
    x = 150,293,944.71/14,099.37
  6. Step 6: Final answer
    x = 10,659.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.